XPS delivers high R-values in below-grade applications
Construction Specifier
AUGUST 27, 2020
The thermal performance (R-value) of extruded and expanded polystyrene (XPS and EPS) insulation under roads and airfields in cold climates is critical to protect infrastructure from damage caused by permafrost thaw, frost heave, and seasonal thaw weakening. by John Woestman. Photo © BigStockPhoto.com.
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